Inventor · disambiguated record
Takashi Izuka
Also filed as: IZUKA TAKASHI
7 granted patents·195 citations·filing 1994–2015
87Inventor score
Technology areasG11B
Top patents by PatentIndex Score
7 records- 0187US5555228AAn optical head having a vertical flat plate shaped magnetic circuit containing a tracking coil and a focusing coilSONY CORP·Filed 1994·Granted Sep 10, 1996·48 cites·21 claims
- 0286USD762126SWrist watchCITIZEN HOLDINGS CO LTD·Filed 2015·Granted Jul 26, 2016·32 cites·1 claims
- 0383US5666235AObjective lens driving device and optical pickup unit employing this objective lens driving deviceSONY CORP·Filed 1996·Granted Sep 9, 1997·46 cites·28 claims
- 0475US6052358AHead feeding mechanism and optical pick-up feeding mechanismSONY CORP·Filed 1997·Granted Apr 18, 2000·30 cites·14 claims
- 0571USD599218SWrist watch case with bandIZUKA TAKASHI·Filed 2009·Granted Sep 1, 2009·22 cites·1 claims
- 0669USD754550SWrist watch caseCITIZEN HOLDINGS CO LTD·Filed 2014·Granted Apr 26, 2016·16 cites·1 claims
- 0765US7539096B2Disc playback apparatus and methodSONY CORP·Filed 2005·Granted May 26, 2009·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →